Fig. 5From: Synthesis of graphene oxide-quaternary ammonium nanocomposite with synergistic antibacterial activity to promote infected wound healingAntibacterial activity of GO-QAS with different QAS graft ratios against a Escherichia coli and b Staphylococcus aureus. Concentration-dependent antibacterial activity of GO-QAS with optimal QAS graft ratio against c Escherichia coli and d Staphylococcus aureus. Synergistic antibacterial effect of GO-QAS against e Escherichia coli and f Staphylococcus aureus. (ns represents p > 0.05; *p < 0.05, **p < 0.01, ***p < 0.001, ****p < 0.0001). (GO-QAS: graphene oxide-quaternary ammonium salt; QAS: quaternary ammonium salt; S. aureus: Staphylococcus aureus; E. coli: Escherichia coli)Back to article page